- Nation
- USSR
- Tier
- 8
- Class
- Heavy Tank
- Premium
- Yes
- Gift
- No
- Wheeled
- No
- Credits
- 0
- Gold
- 0
- Views
- 2
The development of the vehicle was started in 1949 by the Design Bureau of the Chelyabinsk Kirov Plant under the supervision of Joseph Kotin. In 1950 a preproduction batch of 10 vehicles was launched. After the vehicle underwent all trials and received upgrades, it was adopted for service in 1953 under the designation IS-8.
Default configuration

Radio
10RKM
Signal range (m) | 730 |

Engine
V-12-5
Power (hp) | 700 |
Fire chance | 0.15 |

Gun
122 mm D-25TA
Reload (s) | 12.34 |
Fire rate | 4.860 |
Aim time (s) | 3.43 |
Dispersion | 0.460 |
Traverse (°/s) | 26 |
Ammo max | 24 |
Elev (°) | 25 |
Depress (°) | 6 |

Chassis
IS-5 (Object 730)
Load limit (kg) | 0 |
Traverse (°/s) | 26 |

Turret
IS-5 (Object 730)
HP | 310 |
Armor F/S/R | 201/129/90 |
Traverse (°/s) | 24 |
View range (m) | 360 |
All modules
Radio (1)

10RKM
• 52.200 cr DEFAULT Signal range (m) | 730 |
Engine (1)

V-12-5
• 84.000 cr DEFAULT Power (hp) | 700 |
Fire chance | 0.15 |
Gun (1)

122 mm D-25TA
• 125.140 cr DEFAULT Reload (s) | 12.34 |
Fire rate | 4.860 |
Aim time (s) | 3.43 |
Dispersion | 0.460 |
Traverse (°/s) | 26 |
Ammo max | 24 |
Elev (°) | 25 |
Depress (°) | 6 |
Chassis (1)

IS-5 (Object 730)
• 30.000 cr DEFAULT Load limit (kg) | 0 |
Traverse (°/s) | 26 |
Turret (1)

IS-5 (Object 730)
• 30.000 cr DEFAULT HP | 310 |
Armor F/S/R | 201/129/90 |
Traverse (°/s) | 24 |
View range (m) | 360 |